Umbrella



FIG. 1 is a side elevation view of an umbrella showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a second bottom perspective view thereof;

FIG. 4 is a top perspective view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a side elevation view of the umbrella shown in a closed configuration;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a top perspective view thereof;

FIG. 11 is a side elevation view of a second embodiment of the umbrella showing my new design;

FIG. 12 is a bottom perspective thereof;

FIG. 13 is a second bottom perspective view thereof;

FIG. 14 is a top perspective view thereof;

FIG. 15 is a top plan view thereof;

FIG. 16 is a bottom plan view thereof;

FIG. 17 is a side elevation view of the umbrella shown in a closed configuration;

FIG. 18 is a top plan view thereof;

FIG. 19 is a bottom plan view thereof; and,

FIG. 20 is a top perspective view thereof.

The broken lines depict portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for an umbrella, as shown and described. 